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  7. Potassium hydrogen L-tartrate, 98+%

Potassium hydrogen L-tartrate, 98+%

Product Code. 11458136
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Product Code. 11458136

Brand: Thermo Scientific Alfa Aesar A15281.0B

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Description

CAS: 868-14-4 | C4H5KO6 | 188.18 g/mol

Potassium hydrogen L-tartrate is used for stabilizing egg whites, whipped cream and for anti-caking and thickening. It is utilized for the prevention of crystallization of sugar syrups and reduces the discoloration of boiled vegetables. It is an active component in baking powder. It is used in household items in association with lemon juice or white vinegar to clean metals such as brass, aluminum and copper. Furthermore, it serves as a primary reference standard for a pH buffer.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Potassium hydrogen L-tartrate is used for stabilizing egg whites, whipped cream and for anti-caking and thickening. It is utilized for the prevention of crystallization of sugar syrups and reduces the discoloration of boiled vegetables. It is an active component in baking powder. It is used in household items in association with lemon juice or white vinegar to clean metals such as brass, aluminum and copper. Furthermore, it serves as a primary reference standard for a pH buffer.

Solubility
Soluble in water and dilute mineral acid. Insoluble in alcohol.

Notes
Incompatible with strong oxidizing agents.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 868-14-4
Molecular Formula C4H5KO6
Molecular Weight (g/mol) 188.18
MDL Number MFCD00065392,MFCD00071626,MFCD00064206
InChI Key KYKNRZGSIGMXFH-ZVGUSBNCSA-M
Synonym potassium bitartrate, l +-potassium hydrogen tartrate, potassium 3-carboxy-2,3-dihydroxypropanoate, monopotassium tartrate, potassium acid tartrate, kaliumtartrat, potassium hydrogentartrate, 1-potassium hydrogentartrate, ksc657e1t, butanedioic acid, 2,3-dihydroxy-2r,3r-, potassium salt 1:1
IUPAC Name 2,3-dihydroxybutanedioic acid;potassium
SMILES [K+].O[C@H]([C@@H](O)C([O-])=O)C(O)=O

Specifications

Melting Point ∼267°C (decomposition)
Density 1.954
Quantity 1000 g
Beilstein 6119985
Merck Index 14,7615
Solubility Information Soluble in water and dilute mineral acid. Insoluble in alcohol.
PubChem CID 24193652
Formula Weight 188.18
Percent Purity ≥98%
Chemical Name or Material Potassium hydrogen L-tartrate

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